Vehicle shuts down while driving on the road/interstate. this is a vehicle with a plug-in battery propulsive system. has happened 4x this year. twice on i-96 in michigan this past weekend and 2x locally. happened when switching from drive mode "auto" on the dash to "ev later". get all kinds of warning lights and the dreaded stop safely now warning. may be related to wire to hybrid battery pack and/or heat of battery pack.